N1,N9-di(p-toluenesulfonyl)-1,9-diaminononane 、 5'-Deoxy-2',5'-dichloro-3,4'-O-isopropylidene-6-methylpyridoxine Hydrochloride 以
N,N-二甲基甲酰胺 为溶剂,
反应 2.5h,
以39%的产率得到N
2,N
12-Di-p-tosyl-18-hydroxy-19-hydroxymethyl-18,19'-O-isopropylidene-15-methyl-2,12-diaza<13>(2,5)pyridinophane